Perhaps you should try some spelling variations:
heart transfer » heat transfer, net transfer, far transfer
transfer gene » transfer gender, transfer agent, transfer fee
transport b » transport _, transport a, transport 1
transport 4 » transport _, transport a, transport 4.1
gene case » genk case, gender case, mene caste
c heart » _ heart, 3 heart, a heart
luis c » luis f

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (( luis _ ideas ((transport b) OR (transport 4)) marc ) OR ( luis c heart transfer gene case ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( luis _ ideas ((transport b) OR (transport 4)) marc ) or ( luis c heart transfer gene case ))~".
• Adding a wildcard symbol may retrieve word variants: (( luis _ ideas ((transport b) OR (transport 4)) marc ) or ( luis c heart transfer gene case ))*.